Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
New York → Boston via Washington: arrives on time 24%
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19:20 LGA → 20:59 DCADL 5724 · Delta, flown by Republic · 1h 40m · 50% on time, 10.9% cancelled
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1h 01m layover in Washington (DCA) · 45 min minimum on one ticket
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22:00 DCA → 23:44 BOSDL 5633 · Delta, flown by Republic · 1h 44m · 67% on time, 18.8% cancelled
Total trip 4h 24m, scheduled departure to arrival. Times are local. Both flew on 43 of the last 56 days.
Makes the connection50%The first flight arrived more than 16 minutes late on 50% of the days it flew: too late for the 45-minute minimum connection on a 1h 01m layover.
Arrives on time24%First flight not cancelled (10.9% are) × connection made (50%) × second flight not cancelled (18.8% are) and within 15 minutes (67%).
Total trip4h 24mLGA 19:20 to BOS 23:44, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.